HOLIVIANA, Adinda; BHILAWA, Loggar; HARUN, Harun. The Analysis Of Abnormal Returns Before And During The Covid-19 Pandemic On Hotel, Restaurant And Tourism Sub-Sector Stocks Listed On Idx. Proceeding International Economic Conference of Business and Accounting, [S. l.], v. 1, n. 01, p. 97–108, 2024. Disponível em: https://proceeding.unesa.ac.id/index.php/iecba/article/view/628. Acesso em: 25 feb. 2025.